Preheat oven to 375°F (190° C). Combine flour, baking soda and salt in medium bowl; set aside.
Mix Becel® Original margarine with sugars in large bowl. Mix in eggs and vanilla until blended. Gradually add in flour mixture; mix just until blended. Add oats, cranberries, flax seeds, sunflower seeds and cinnamon. Divide dough in half. Press each half into ungreased 13 x 9-in. (33 x 23 cm) baking pan.
Bake 20 minutes or until golden. Cool 20 minutes on wire rack. Remove from pans, crumble and cool completely. Stir in mini chips.